MURFREESBORO, TN (WSMV) - Channel 4 News has learned some new information about the Rutherford County sheriff's deputy who is seen in a viral video at a July 4 DUI checkpoint.

Deputy AJ Ross has faced scrutiny in the past and has actually worked for the department on two different occasions.

His personnel file shows Ross left the sheriff's department in 2004. He resigned instead of being terminated after failing to show up to testify in court on a day when he had dozens of criminal cases on the docket.

He also missed a grand jury appearance, according to the file.

On top of all that, Ross lied about having insurance when he rear-ended someone in his pickup truck, the file shows.